Electrical Transmission Or Interconnection Systems Patents (Class 307)
- Common conductor or return type (Class 307/12)
- Transformer connections (Class 307/17)
- Plural sources of supply (Class 307/18)
- Anticoupling of load circuits through same source (Class 307/30)
- Control of current or power (Class 307/31)
- Serially connected load circuits (Class 307/36)
- Selectively connected or controlled load circuits (Class 307/38)
- Circuit arrangements or layouts (Class 307/42)
- One source floats across or compensates for other source (Class 307/44)
- Circulating- or inter-current control or prevention (Class 307/51)
- Load current control (Class 307/52)
- Substitute or emergency source (Class 307/64)
- Sources distributed along load circuit (Class 307/69)
- Load transfer without paralleling sources (Class 307/70)
- Series-parallel connection of sources (Class 307/71)
- Diverse or unlike electrical characteristics (Class 307/72)
- Series-connected sources (Class 307/77)
- Selective or optional sources (Class 307/80)
- Plural converters (Class 307/82)
- Plural transformers (Class 307/83)
- Plural generators (Class 307/84)
- Connecting or disconnecting (Class 307/85)
- Parametrons (Class 307/402)
- Magnetic flip-flops (Class 307/406)
- Logic circuits (Class 307/407)
- Driver circuits (Class 307/412)
- Signal sensor (e.g., current or frequency) (Class 307/413)
- Magnetic trigger devices (Class 307/414)
- Magnetic switching circuits (Class 307/415)
- Amplifiers using nonlinear reactors (i.e., magnetic amplifiers) (Class 307/416)
- Magnetic pulse generator (Class 307/419)
- Multiaperture (Class 307/422)
- Parametric frequency converter (Class 307/424)
